Unit 1: Geometry Vocabulary

Learn core geometry terms like point, line, and plane with this vocabulary practice.

1. Unit 1 Vocabulary - match the term with its correct definition. Point indicates a location and has no size Line A collection of infinitely many points following a straight path that extends forever in two directions. Plane A flat surface that extends forever in all directions. Contains infinitely many points. Collinear Points that lie on the same line. Coplanar Points that lie on the same plane. Segment Part of a line that has two endpoints Ray Part of a line with one endpoint that extends forever in the other direction. Midpoint A point that divides a segment into two congruent segments Bisect To divide into two congruent parts Angle A figure formed by two rays with a common endpoint. Vocabulary Flashcards Look at the flashcards to check your matching work above.